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KNIME Essentials by Gábor Bakos

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Data generation

There is a KNIME Labs plug-in named KNIME Datageneration (http://tech.knime.org/datageneration). It gives support to generate values from different distributions for existing rows to new columns:

  • Random Number Assigner: It supports uniform distribution
  • Gaussian Distributed Assigner: It supports Gaussian distribution
  • Beta Distributed Assigner: It supports beta distribution
  • Gamma Distributed Assigner: It supports gamma distribution

To generate rows with numeric content, the most obvious node is Data Generator. It generates data for clusters of normally distributed data for various dimensions with different cluster centers on the [0,1] interval. It also generates the cluster labels.

To generate empty rows for existing tables, the Add Empty ...

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